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Dorman 624-551 Automatic Transmission Oil Cooler Hose Assembly - Inlet and Outlet
| Brand | Dorman 624-551 |
|---|---|
| Position | Inlet and Outlet |
| Contains Spring | No |
| End 1 Inside Diameter | 7 |
| End 1 Type | Quick Disconnect |
| End 2 Type | Male Threads |
| Flexible | Yes |
| Gasket or Seal Included | No |
| Hose Color | Black |
| Hose Color | Silver |
| Hose Material | Metal |
| Hose Material | Rubber |
| Hose Shape | Straight |
| Length | 45 |
| Maximum Operating Temperature (┬░F) | 302 Deg. F |
| Maximum Working Pressure | 1000 |
| Minimum Operating Temperature (┬░F) | -40 Deg. F |
| Package Contents | 4 Transmission Lines; 6 Threaded End Connectors; 4 O-rings; 3 brackets |
| Fits | Ford and Lincoln · 14 vehicles |
Leak-free construction. Metal and rubber components deliver critical fluid reliably.
Flexible design. Straight hose construction with quick-disconnect and threaded ends.
High-temperature ready. Handles operating temperatures from -40°F to 302°F.
Cross-references 6L3Z7R081AA for the same application. See all 1.
Automatic Transmission Oil Cooler Hose Assembly
Dorman 624-551 is a replacement automatic transmission oil cooler hose assembly built with metal and rubber components for fluid transfer between the transmission and the transmission oil cooler. It is a direct-fit style solution for select Ford F-250, Ford F-150, and Lincoln Mark LT applications with an auxiliary oil cooler.
Use this hose assembly when servicing the transmission cooler line on a vehicle that needs a straight, flexible connection with a quick disconnect end and male threaded end.
- Black and silver hose construction
- Straight hose shape with flexible routing
- Quick disconnect end 1 and male threads end 2
- 7 mm inside diameter at end 1
- Maximum working pressure: 1000
- Operating temperature range: -40 Deg. F to 302 Deg. F
- Compatible with inlet and outlet positions on auxiliary oil cooler setups
Fitment Details
Compatible With 2005-2009 Ford F-250, inlet and outlet, w/Auxiliary Oil Cooler. Compatible With 2006-2008 Ford F-150, inlet and outlet, w/Auxiliary Oil Cooler. Compatible With 2006-2008 Lincoln Mark LT, inlet and outlet, w/Auxiliary Oil Cooler.
This part cross-references Ford OE number 6L3Z7R081AA for the same application.
What This Part Helps Address
- Transmission fluid leaks at the cooler line connection
- Cracked, corroded, or damaged oil cooler hose sections
- Restricted fluid transfer between the transmission and cooler
- Failed quick disconnect or threaded hose connection points
- Service issues on Ford F-250, Ford F-150, and Lincoln Mark LT models with auxiliary oil cooler routing
Installation Notes and Tips
Confirm the vehicle uses inlet and outlet cooler line routing with an auxiliary oil cooler before ordering. Inspect the mating connectors, O-rings, and brackets during service, and verify the threaded end and quick disconnect end are seated correctly before returning the vehicle to service. Dorman 624-551 includes transmission lines, threaded end connectors, O-rings, and brackets as listed in the package contents.
Quality Assurance
Dorman builds this replacement hose assembly from metal and rubber materials to support leak-resistant fluid delivery in transmission cooling service. The part is engineered as a replacement for the original cooler hose assembly on the listed Ford and Lincoln applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Ford | F-250 | 4.6L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2008 | Ford | F-150 | 4.6L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2008 | Ford | F-150 | 5.4L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2008 | Ford | F-250 | 4.6L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2008 | Lincoln | Mark LT | 5.4L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2007 | Ford | F-150 | 4.6L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2007 | Ford | F-150 | 5.4L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2007 | Ford | F-250 | 4.6L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2007 | Lincoln | Mark LT | 5.4L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2006 | Ford | F-150 | 4.6L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2006 | Ford | F-150 | 5.4L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2006 | Ford | F-250 | 4.6L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2006 | Lincoln | Mark LT | 5.4L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
| 2005 | Ford | F-250 | 4.6L | V8 | Inlet and Outlet | w/Auxiliary Oil Cooler |
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